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nutrition
| Term | Definition |
|---|---|
| almentary canal | the whole passage along which food passes through the body from mouth to anus. It includes the esophagus, stomach, and intestines. |
| anus | the opening at the end of the alimentary canal through which solid waste matter leaves the body. |
| appendicitis | An inflammation of the appendix. |
| appendix | is a blind-ended tube connected to the cecum, from which it develops in the embryo. |
| bile | A bitter, alkaline, brownish-yellow or greenish-yellow fluid that is secreted by the liver |
| chemical digestion | he process in the alimentary canal by which food is broken up physically, |
| chyme | a thick semifluid mass of partially digested food and digestive secretions that is formed in the stomach and intestine during digestion |
| colon | The longest part of the large intestine, extending from the cecum to the rectum. |
| constipation | is a condition of the digestive system where an individual has hard feces that are difficult to expel. |
| diarrhea | An abnormally frequent discharge of a loose, watery stool. |
| esophagus | The passage between the pharynx and the stomach. |
| feces | also spelled faeces, also called excrement, solid bodily waste discharged from the large intestine through the anus during defecation. |
| gall bladder | A small, pear-shaped, muscular, hollow organ responsible for storing bile, and for creating insulin in the body |
| gastric juice | The colorless, watery, acidic digestive fluid that is secreted by various glands in the mucous membrane of the stomach |
| hydrochloric acid | Solutions of hydrogen chloride gas in water. |
| large intestine | he more terminal division of the vertebrate intestine that is wider and shorter than the small intestine, |
| lipases | A water-soluble enzyme catalyzing hydrolysis of lipids, thereby breaking down fats into glycerol and free fatty acids. Supplement |
| liver | is the large, reddish-brown glandular organ located in the right upper quadrant of the abdominal cavity. |
| mechanical digestion | It needs to be changed into small, soluble molecules. Mechanical digestion is the physical process of preparing the food for chemical digestion. |
| mucus | The viscous, slippery substance that consists chiefly of mucin, water, cells, and inorganic salts and is secreted as a protective lubricant coating by cells and glands of the mucous membranes. |
| oral cavity | are responsible for the first step of digestion |
| pancreas | A long, irregularly shaped gland in vertebrate animals that is located behind the stomach and is part of the digestive system. |
| pepsin | A proteolytic enzyme in the gastric juice of birds, reptiles, fish, and mammals |
| peristalsis | is characterized by alternate contraction and relaxation, which pushes ingested food through the digestive tract towards its release at the anus. |
| ptyalin | an amylase found in the saliva of many animals that converts starch into sugar. |
| rectum | The last portion of the large intestine (colon) that communicates with the sigmoid colon above and the anus below. |
| rennin | an enzyme secreted into the stomach of unweaned mammals, and in some lower animals and plants, causing the curdling of milk. |
| saliva | watery liquid secreted into the mouth by glands, providing lubrication for chewing and swallowing, and aiding digestion. |
| salivary glands | any of various glands that discharge a fluid secretion and especially saliva into the mouth cavity and that in humans |
| small intestine | the part of the intestine that runs between the stomach and the large intestine; the duodenum, jejunum, and ileum collectively. |
| stomach | he most dilated portion of the digestive tube, situated between the oesophagus and the beginning of the small intestine |
| ulcer | an ulcer in the wall of the stomach or duodenum resulting from the digestive action of the gastric juice on the mucous membrane |
| villi | A minute projection arising from a mucous membrane, especially: a. One of the numerous vascular projections of the small intestine. |